Plant watering cap



FIG. 1 is a top perspective view of a plant watering cap showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a front view thereof;

FIG. 7 is a right side view thereof;

FIG. 8 is a top perspective view of another exemplary embodiment of a plant watering cap in accordance with the present design; and,

FIG. 9 is a top view thereof.

The broken lines in the drawings are included to show portions of the plant watering cap that form no part of the claimed design. 

CLAIM The ornamental design for a plant watering cap, as shown and described. 